Read the following statement w.r.t. features of biomes and select the correct option for tropical rain forests.
a. Buttress roots
b.Vines, lianas, epiphytes are abundant
c.Highly leached soils
d. Soil has high base content
e. 30-40 m tall canopy structure with 2-3 strate only

Consider the following five statement ( A to E ) w.r.t. Chloroplast shown below. Select the correct option statin which ones . Are True ( T) and which ones are False ( F ) A. It is impermeable and lacks porins. B. it is selectively permeable having carrier proteins for transport. C. Stacked thylakoids one over other which is the site production of assimilatory power. D. Present between two grana and contains enzymes of dark reaction. E.It contains enzymes for the synthesis of sugar and proteins.

Read the following statements w.r.t. pteridophytes (a) they are soil binders (b) first terrestrial plants (c) first tracheophytes (d) dominant phase is differentiated into true stem, leaves and roots (e) sporophyte is an independent plant choose the correct answer.

Read the following statements and select the correct option w.r.t. population attributes (a) Population density is necessarily measured in numbers (b) Tiger census is often based on pug marks and fecal pellets (c) Biomass is not a meaningful measure to know population size. (d) Size of a population for any species is not a static parameter

Read the following statements and select the correct option w.r.t. population attributes (a) Population density is necessarily measured in numbers (b) Tiger census is often based on pug marks and fecal pellets (c) Biomass is not a meaningful measure to know population size. (d) Size of a population for any species is not a static parameter

Read the following statements w.r.t. fungi and select the incorrect option. (a) Aseptate and multinucleate fungal hyphae are reffered as coenocytic. (b) In oomycetes members, cellulosic cell wall is present. (c) Fungal cellulose is made up of acetylglucosamine. (d) Septum in members of class basidiomycetes have no pore. (e) Fungal cells have unicisternal golgi bodies.

Read the following statements and choose the correct option w.r.t. true and false statements. (a) Sensory ganglion concerned with spinal reflex arc is located in ventral root of spinal cord. (b) Spinal accessory and hypoglossal nerves are not cranial nerves in frog. (c) Parasympathetic ganglia lie near or within the visceral organs. (d) Sympathetic nerve fibres constitute the thoracico-lumbar outflow

Read the following statements and select the incorrect option w.r.t. kieselguhr (diatomaceous earth). [(a) It is a whitish non porous powder obtained on mining hard shells of diatomite., (b) It is rough and gritty., (c) It is used in filters in brewing industries and sugarcane refineries.,(d) It is used for making the sound proof houses., (e) It is added in paint to decrease night visibility.]